What is the sum of the first 90 consecutive even numbers?
Fill in the blank(s) with the appropriate word(s).
8,190
Mathematics
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Solve by using the square root property.4x2 + 3 = 487
A. x = 11 B. x = ± 12 C. x = ± 11 D. x = 243.5
Mathematics
Solve by using the quadratic formula.
q2 - q + 4 = 0
A. 
, -6
B. - 
, -6
C. - 
, 6
D. 
, 6
Mathematics
Use the properties of logarithms to find the exact value of the expression. Do not use a calculator.log4 24 - log4 6
A. 24 B. 6 C. 4 D. 1
Mathematics
Solve the problem.An airplane took 4 hr to fly 700 mi against a head wind. The return trip with the same wind took 2 hr. Find the speed of the plane in still air.
A. 175 mph B. 350 mph C. 87.5 mph D. 262.5 mph
Mathematics